Gripper assembly



FIG. 1 is a front elevational view of a gripper assembly showing my new design, the rear view being identical;

FIG. 2 is a right side elevational view;

FIG. 3 is a left side elevational view;

FIG. 4 is a top plan view; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for gripper assembly, as shown and described. 